{"product_id":"carrier-hc1cjx042000aaaa-capacitor-uq16bq","title":"OEM Carrier Dual Run \u0026 Start Capacitor Kit for HC1CJX042000AAAA","description":"\u003ch1\u003eOEM Carrier Dual Run \u0026amp; Start Capacitor Kit for Model HC1CJX042000AAAA\u003c\/h1\u003e\u003cp\u003eThis OEM capacitor kit includes both the \u003cstrong\u003edual run capacitor (P291-3574RS)\u003c\/strong\u003e and the \u003cstrong\u003estart capacitor (P281-8806)\u003c\/strong\u003e factory-specified for the \u003cstrong\u003eCarrier HC1CJX042000AAAA\u003c\/strong\u003e condenser unit. Capacitors store and release the electrical charge required to start and sustain the compressor and condenser fan motor. A failing dual run capacitor typically presents as a humming unit with no motor movement, while a failed start capacitor causes hard-start conditions, slow compressor startup, or repeated tripping of the breaker. Replacing both at once is the industry-recommended practice to restore full system reliability and avoid a second service call.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e Kit includes P291-3574RS Dual Run Capacitor and P281-8806 Start Capacitor | Factory-matched MFD and voltage ratings | Round case construction | ±5% OEM tolerance for precise motor protection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e OEM capacitors are manufactured to exact Carrier factory tolerances, ensuring proper microfarad output under load. Aftermarket units commonly run ±10% MFD variance, which accelerates compressor wear, increases motor operating temperature, and can void equipment warranties.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 2\/5\u003c\/strong\u003e — Always discharge capacitors fully before handling — stored charge can cause serious injury. Tools needed: 1\/4\" nut driver, insulated needle-nose pliers, multimeter with capacitance setting. Photograph all wiring connections before disconnecting terminals. Turn off power at both the breaker and disconnect box before beginning.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty \u0026amp; Shipping:\u003c\/strong\u003e Backed by a 1-year OEM factory warranty against defects. In stock and ships same business day from our climate-controlled warehouse — get your system back online fast.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e This kit is engineered specifically for the \u003cstrong\u003eCarrier HC1CJX042000AAAA\u003c\/strong\u003e condenser. Always verify the MFD rating, voltage rating, and terminal configuration printed on your existing capacitors or the unit data plate before ordering. If you're unsure of fitment, our HVAC parts specialists verify compatibility before your order ships — no guesswork required.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62909335732595,"sku":"CARRIE-HC1CJX042000AAAA-CAPACITOR-P291-3574RS","price":39.0,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909335765363,"sku":"CARRIE-HC1CJX042000AAAA-CAPACITOR-P291-3574RS-GEN","price":21.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-capacitor-P291-3574RS-1-1784769229583.jpg?v=1784769230","url":"https:\/\/nationalhvacparts.com\/products\/carrier-hc1cjx042000aaaa-capacitor-uq16bq","provider":"National HVAC Parts","version":"1.0","type":"link"}